arm: dts: msm: Configure OTG current limit to 950mA for SKUK device

Configure OTG current limit draw from battery to 950mA for SKUK device.
This makes sure device has 500mA current output capability when acting
as an USB host device.

Change-Id: I22dc6d05b90383e2edd06357b46008160a77f28c
Signed-off-by: Fenglin Wu <fenglinw@codeaurora.org>